Pelletron
n. [核]珠链式静电加速器
🗣️ 情景例句
Thanks, Grandpa. Please sit down.
谢谢你， 爷爷。请坐。
You'll be sick, if you aren't careful.
你不小心的话，就会生病。
When will you have more?
什么时候你们会再进货呢？